Malekith the Accursed, a character from the “Thor” comic book series, was created by writer and artist Walter Simonson during his 1980s run on the Marvel hero. The ruler of the Dark Elves, Malekith was interested in obtaining the Casket Of Ancient Winters to use as a weapon, though was ultimately defeated by Thor in the comics. Though Malekith will be the villain of “Thor: The Dark World,” there is no word yet on plot details or whether the Casket will be in the movie.

While Eccleston has appeared in numerous films, many fans know him best for his portrayal as the Ninth Doctor on the 2005 BBC revival of science-fiction drama “Doctor Who.” Other genre roles for Eccleston have included a turn on the NBC show “Heroes” as well as the villainous Major Henry West in “28 Days Later.” Returning cast members to “Thor: The Dark World” include Stellan Sarsgard as Dr. Erik Selvig, Tom Hiddelston as Loki, Idris Elba as Heimdall, Natalie Portman as Jane Foster and Christopher Hemsworth as Thor.

Stay tuned to CBR for more news on “Thor: The Dark World” as it develops.